An officer (2nd Lieutenant Kirby) and sergeant of the 84th (LT) AA (Anti-Aircraft) Regiment, TA (Territorial Army) carrying out what appears to be a kit inspection at Stonebridge Park depot, following call-up in the summer of 1939. An N1 class trolleybus 647 stands in the background.
Photographed by Topical Press, 5 Aug 1939
Location: Harrow Road Brent HA0
Image no: U30466
Inventory no: 1998/35735